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​_ | a | b | c | d | e | f | g | h | i | j | k | l | m | n | o | p | q | r | s | t | u | v | w | x | z​
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Future statement definitions |
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The environment where the top-level script is run. |
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Low-level threading API. |
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a |
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Abstract base classes according to :pep:`3119`. |
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Read and write audio files in AIFF or AIFC format. |
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Command-line option and argument parsing library. |
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Space efficient arrays of uniformly typed numeric values. |
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Abstract Syntax Tree classes and manipulation. |
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Support for asynchronous command/response protocols. |
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Asynchronous I/O. |
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A base class for developing asynchronous socket handling services. |
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Register and execute cleanup functions. |
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Manipulate raw audio data. |
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b |
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RFC 3548: Base16, Base32, Base64 Data Encodings; Base85 and Ascii85 |
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Debugger framework. |
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Tools for converting between binary and various ASCII-encoded binary representations. |
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Encode and decode files in binhex4 format. |
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Array bisection algorithms for binary searching. |
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The module that provides the built-in namespace. |
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Interfaces for bzip2 compression and decompression. |
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c |
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Functions for working with calendars, including some emulation of the Unix cal program. |
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Helpers for running Python scripts via the Common Gateway Interface. |
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Configurable traceback handler for CGI scripts. |
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Module to read IFF chunks. |
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Mathematical functions for complex numbers. |
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Build line-oriented command interpreters. |
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Facilities to implement read-eval-print loops. |
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Encode and decode data and streams. |
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Compile (possibly incomplete) Python code. |
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Container datatypes |
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Conversion functions between RGB and other color systems. |
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Tools for byte-compiling all Python source files in a directory tree. |
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Configuration file parser. |
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Utilities for with-statement contexts. |
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Context Variables |
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Shallow and deep copy operations. |
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Register pickle support functions. |
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The crypt() function used to check Unix passwords. |
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Write and read tabular data to and from delimited files. |
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A foreign function library for Python. |
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An interface to the curses library, providing portable terminal handling. |
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d |
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Generate special methods on user-defined classes. |
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Basic date and time types. |
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Interfaces to various Unix "database" formats. |
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Implementation of the General Decimal Arithmetic Specification. |
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Helpers for computing differences between objects. |
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Disassembler for Python bytecode. |
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Support for building and installing Python modules into an existing Python installation. |
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Test pieces of code within docstrings. |
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e |
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Package supporting the parsing, manipulating, and generating email messages. |
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Bootstrapping the "pip" installer into an existing Python installation or virtual environment. |
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Implementation of an enumeration class. |
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Standard errno system symbols. |
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f |
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Dump the Python traceback. |
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The fcntl() and ioctl() system calls. |
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Compare files efficiently. |
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Loop over standard input or a list of files. |
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Unix shell style filename pattern matching. |
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Deprecated: Generic output formatter and device interface. |
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Rational numbers. |
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FTP protocol client (requires sockets). |
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Higher-order functions and operations on callable objects. |
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g |
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Interface to the cycle-detecting garbage collector. |
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Portable parser for command line options; support both short and long option names. |
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Portable reading of passwords and retrieval of the userid. |
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Multilingual internationalization services. |
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Unix shell style pathname pattern expansion. |
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Functionality to operate with graph-like structures |
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The group database (getgrnam() and friends). |
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Interfaces for gzip compression and decompression using file objects. |
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h |
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Secure hash and message digest algorithms. |
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Heap queue algorithm (a.k.a. priority queue). |
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Keyed-Hashing for Message Authentication (HMAC) implementation |
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Helpers for manipulating HTML. |
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HTTP status codes and messages |
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i |
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IMAP4 protocol client (requires sockets). |
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Determine the type of image contained in a file or byte stream. |
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Deprecated: Access the implementation of the import statement. |
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The implementation of the import machinery. |
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Extract information and source code from live objects. |
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Core tools for working with streams. |
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IPv4/IPv6 manipulation library. |
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Functions creating iterators for efficient looping. |
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j |
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Encode and decode the JSON format. |
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k |
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Test whether a string is a keyword in Python. |
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l |
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The 2to3 library |
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Provides random access to individual lines from text files. |
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Internationalization services. |
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Flexible event logging system for applications. |
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A Python wrapper for the liblzma compression library. |
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m |
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Manipulate mailboxes in various formats |
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Mailcap file handling. |
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Convert Python objects to streams of bytes and back (with different constraints). |
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Mathematical functions (sin() etc.). |
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Mapping of filename extensions to MIME types. |
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Interface to memory-mapped files for Unix and Windows. |
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Find modules used by a script. |
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Creation of Microsoft Installer files, and CAB files. |
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Miscellaneous useful routines from the MS VC++ runtime. |
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Process-based parallelism. |
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n |
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Loading of .netrc files. |
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Interface to Sun's NIS (Yellow Pages) library. |
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NNTP protocol client (requires sockets). |
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Numeric abstract base classes (Complex, Real, Integral, etc.). |
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o |
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Functions corresponding to the standard operators. |
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Deprecated: Command-line option parsing library. |
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Miscellaneous operating system interfaces. |
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Access to OSS-compatible audio devices. |
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p |
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Access parse trees for Python source code. |
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Object-oriented filesystem paths |
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The Python debugger for interactive interpreters. |
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Convert Python objects to streams of bytes and back. |
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Contains extensive comments about the pickle protocols and pickle-machine opcodes, as well as some useful functions. |
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A Python interface to Unix shell pipelines. |
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Utilities for the import system. |
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Retrieves as much platform identifying data as possible. |
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Generate and parse Apple plist files. |
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POP3 protocol client (requires sockets). |
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The most common POSIX system calls (normally used via module os). |
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Data pretty printer. |
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Python source profiler. |
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Statistics object for use with the profiler. |
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Pseudo-Terminal Handling for Linux. |
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The password database (getpwnam() and friends). |
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Generate byte-code files from Python source files. |
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Supports information extraction for a Python module browser. |
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Documentation generator and online help system. |
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q |
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A synchronized queue class. |
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Encode and decode files using the MIME quoted-printable encoding. |
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r |
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Generate pseudo-random numbers with various common distributions. |
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Regular expression operations. |
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GNU readline support for Python. |
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Alternate repr() implementation with size limits. |
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An interface to provide resource usage information on the current process. |
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Python identifier completion, suitable for the GNU readline library. |
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Locate and run Python modules without importing them first. |
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s |
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General purpose event scheduler. |
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Generate secure random numbers for managing secrets. |
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Wait for I/O completion on multiple streams. |
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High-level I/O multiplexing. |
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Python object persistence. |
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Simple lexical analysis for Unix shell-like languages. |
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High-level file operations, including copying. |
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Set handlers for asynchronous events. |
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Module responsible for site-specific configuration. |
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A SMTP server implementation in Python. |
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SMTP protocol client (requires sockets). |
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Determine type of a sound file. |
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Low-level networking interface. |
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A framework for network servers. |
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The shadow password database (getspnam() and friends). |
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A DB-API 2.0 implementation using SQLite 3.x. |
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TLS/SSL wrapper for socket objects |
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Utilities for interpreting the results of os.stat(), os.lstat() and os.fstat(). |
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Mathematical statistics functions |
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Common string operations. |
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String preparation, as per RFC 3453 |
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Interpret bytes as packed binary data. |
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Subprocess management. |
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Provide an interface to the Sun AU sound format. |
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Constants representing internal nodes of the parse tree. |
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Interface to the compiler's internal symbol tables. |
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Access system-specific parameters and functions. |
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Python's configuration information |
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An interface to the Unix syslog library routines. |
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t |
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Tool for detecting white space related problems in Python source files in a directory tree. |
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Read and write tar-format archive files. |
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Telnet client class. |
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Generate temporary files and directories. |
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POSIX style tty control. |
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Regression tests package containing the testing suite for Python. |
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Text wrapping and filling |
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Thread-based parallelism. |
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Time access and conversions. |
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Measure the execution time of small code snippets. |
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Interface to Tcl/Tk for graphical user interfaces |
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Constants representing terminal nodes of the parse tree. |
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Lexical scanner for Python source code. |
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Trace or track Python statement execution. |
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Print or retrieve a stack traceback. |
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Trace memory allocations. |
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Utility functions that perform common terminal control operations. |
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An educational framework for simple graphics applications |
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A viewer for example turtle scripts |
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Names for built-in types. |
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Support for type hints (see :pep:`484`). |
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u |
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Access the Unicode Database. |
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Unit testing framework for Python. |
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Encode and decode files in uuencode format. |
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UUID objects (universally unique identifiers) according to RFC 4122 |
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v |
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Creation of virtual environments. |
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w |
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Issue warning messages and control their disposition. |
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Provide an interface to the WAV sound format. |
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Support for weak references and weak dictionaries. |
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Easy-to-use controller for Web browsers. |
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Routines and objects for manipulating the Windows registry. |
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Access to the sound-playing machinery for Windows. |
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WSGI Utilities and Reference Implementation. |
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x |
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Encoders and decoders for the External Data Representation (XDR). |
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Package containing XML processing modules |
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z |
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Manage executable Python zip archives |
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Read and write ZIP-format archive files. |
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Support for importing Python modules from ZIP archives. |
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Low-level interface to compression and decompression routines compatible with gzip. |
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IANA time zone support |